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git://sourceware.org/git/lvm2.git
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3ed79d8dfe
Added comment the 'lvs' already initiates dmeventd Note: we don't have any query mechanism to check if dmeventd is already running except access of socket which basically starts dmeventd if it's not running.
67 lines
2.1 KiB
Bash
67 lines
2.1 KiB
Bash
#!/usr/bin/env bash
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# Copyright (C) 2008 Red Hat, Inc. All rights reserved.
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#
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# This copyrighted material is made available to anyone wishing to use,
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# modify, copy, or redistribute it subject to the terms and conditions
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# of the GNU General Public License v.2.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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SKIP_WITH_LVMPOLLD=1
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. lib/inittest
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aux prepare_dmeventd
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aux prepare_vg 5
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lvcreate -aey --type mirror -m 3 --nosync --ignoremonitoring -l1 -n 4way $vg
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lvchange --monitor y $vg/4way
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lvcreate -aey --type mirror -m 2 --nosync --ignoremonitoring -l1 -n 3way $vg
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lvchange --monitor y $vg/3way
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lvcreate -aey -l1 -n $lv1 $vg
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lvcreate -s -l1 -n $lv2 $vg/$lv1
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dmeventd -R -f &
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echo $! >LOCAL_DMEVENTD
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sleep 2 # wait a bit, so we talk to the new dmeventd later
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check lv_field $vg/3way seg_monitor "monitored"
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check lv_field $vg/4way seg_monitor "monitored"
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lvchange --monitor y --verbose $vg/3way 2>&1 | tee lvchange.out
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# only non-cluster tests can check command result
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test -e LOCAL_CLVMD || grep 'already monitored' lvchange.out
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lvchange --monitor y --verbose $vg/4way 2>&1 | tee lvchange.out
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test -e LOCAL_CLVMD || grep 'already monitored' lvchange.out
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# now try what happens if no dmeventd is running
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kill -9 "$(< LOCAL_DMEVENTD)"
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rm LOCAL_DMEVENTD debug.log*
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dmeventd -R -f &
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echo $! >LOCAL_DMEVENTD
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# wait longer as tries to communicate with killed daemon
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sleep 9
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# now dmeventd should not be running
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not pgrep dmeventd
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rm LOCAL_DMEVENTD
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# First lvs restarts 'dmeventd' (initiate a socket connection to a daemon)
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check lv_field $vg/3way seg_monitor "not monitored"
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pgrep -o dmeventd >LOCAL_DMEVENTD
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check lv_field $vg/4way seg_monitor "not monitored"
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lvchange --monitor y --verbose $vg/3way 2>&1 | tee lvchange.out
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test -e LOCAL_CLVMD || not grep 'already monitored' lvchange.out
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lvchange --monitor y --verbose $vg/$lv2 2>&1 | tee lvchange.out
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test -e LOCAL_CLVMD || not grep 'already monitored' lvchange.out
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vgremove -ff $vg
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